Hydraulic Plans – Minimum Standards
All hydraulic plans submitted to council for
plumbing approval must be completed to the
following minimum standards before
approval of the plans will be considered.
These standards apply to both electronic and
hard copy hydraulic plans.
drawing of existing sanitary drainage
must be shown.
7.
Applications with a typical floor plan for
multiple buildings or unit type:
 Applications that have typical
ground floor drainage and water
services designs for two or more
building or unit types are required to
nominate unit or lot numbers and
record as constructed information
onsite and resubmit as constructed
plans prior to final inspection.
8.
Hydraulic designs are to be drawn on
separate plans. Hydraulic plans
submitted showing details on the
building plans will not be approved.
9.
Site Plans:
 To show all property boundaries;
 To include all street names outside
the property boundary;
 To show dimension and bearings;
and
 To include all existing structures
onsite.
General Information
1.
Two (2) full sets of hydraulic plans for all
class 2-9 buildings and community title
scheme are to be submitted at time of
application (if submitting plans in hard
copy format).
2.
Minimum plan size:
 Class 1a (1) single detached dwelling
(community title scheme only) - A3
size;
 Class 10a (2) a non-habitable
building or structure (community title
scheme only) - A3 size;
 Tenancy fitouts - A3 size;
 All other applications - A3 to A1 size
minimum scale 1:100 (above building
classification are as defined in the
Building Code of Australia).
3.
Scale:
 Site plan – 1:200 to 1:500;
 Floor plan – 1:100 minimum;
 Civil site plan 1:500 minimum
(premises sewer and water).
4.
Levels:
 AHD to three (3) decimal places; and
 Surface levels and invert levels to be
shown.
5.
Dimensions:
 Metres to three (3) decimal places.
6.
Tenancies:
 Tenancy applications are to include a
locality plan showing where the
tenancy is located within a building,
on the property. An as constructed
Hydraulic Plans – Minimum Standards
10. All council services are to be shown on
plans including:
 Sewer drainage locations and sizes;
 Manhole (location) details and
numbers;
 Surface levels, invert levels and
location;
 Sewer connection branch (location)
and details;
 Water main location and sizes; and
 Fire hydrants.
11. Plans are to indicate:
 Owner/s name (not developer);
 Address of project;
 Real property description;
FM7814/1-19/05/2014


Consultant name, address,
telephone, fax number and email
address (if available); and
Designer licence/registration
number.

6.
Design Criteria
1.
All plumbing and drainage designs
within the property boundaries are to be
in accordance with the Plumbing and
Drainage Act 2002, the Standard
Plumbing and Drainage Regulations
2003 and AS/NZS 3500.
2.
Designs to be included on plans for:
 Sanitary drainage;
 Rainwater reticulation;
 Sanitary plumbing;
 Backflow prevention devices;
 Trade waste;
 Hot water systems;
 Irrigation service;
 Bin wash;
 Legend;
 Hot and cold water services;
 Rainwater tanks;
 Fire services;
 Pump rooms/pump stations.
3.
Stack and water services
diagrammatic’s are to be provided
indicating pipe sizes, fixture unit loads,
test openings and expansion joints.
Drainage is to include inspection
opening to surface, invert levels, fixture
loading and overflow relief gully.
4.
Water meters/sub meters are to be
provided to all individually titled unit
developments and commercial
premises. The type and location of
meters are to comply with council’s
standard details (copies available on
request).
5.
The consultant should carry out a site
investigation prior to submission to
council to determine the practicality of:
 The existing services; and
2 of 2
The proposed hydraulic services
design.
Premises sewer and water must comply
with council requirements and shall
include:
 Site plan;
 Detailing;
 Sewer and water reticulation;
 Legend;
 Sewer connection type details A, B
or C;
 Valve and hydrants;
 Long sections;
 Manhole details;
 House water connection;
 Thrust blocks.
Should the minimum requirements as listed
above not be provided, an additional scrutiny
see may be charged for the re-submission to
council.
Who do I call for further
information?
Telephone Development Customer Service on
(07) 5475 PLAN (07 5475 7526).
Hydraulic Plans – Minimum Standards
FM7814/1-19/05/2014